The main reasons for the itching symptoms of the wound after perianal abscess surgery are fibrous tissue proliferation and perianal eczema. 1. Fibrous tissue proliferation: this is a normal phenomenon in the process of wound healing, the proliferation of fibrous tissue will secrete growth factors to promote the proliferation of wound granulation tissue, the secretion of the factor will stimulate the wound itching symptoms. 2. Perianal eczema: Perianal abscess postoperative incision wound exudate, healing time is long, especially infected exudate will lead to perianal eczema, will also lead to wound itching symptoms. After perianal abscess surgery, the incision needs to be disinfected and changed in time, keep clean and dry, after defecation and before bedtime, it is recommended to give warm water sitz bath or 1:5000 potassium permanganate solution sitz bath, to play the role of cleaning swelling and anti-inflammatory, and to promote the healing of the wound. Patients should actively cooperate with the treatment after the operation, regular outpatient follow-up, such as itching and other uncomfortable symptoms, see the doctor in time to clarify the cause, follow the doctor’s guidance, and give the correct treatment, to avoid delaying the normal recovery after the operation.